package com.cr.front.order.controller;

import com.alibaba.fastjson.JSONObject;
import com.alipay.api.AlipayClient;
import com.alipay.api.DefaultAlipayClient;
import com.alipay.api.internal.util.AlipaySignature;
import com.alipay.api.request.AlipayTradePagePayRequest;
import com.alipay.api.response.AlipayTradePagePayResponse;
import com.cr.front.order.pojo.alipay.PayParam;
import com.cr.front.order.pojo.dto.PayOrderParam;
import com.cr.front.order.service.OrderService;
import com.github.xiaoymin.knife4j.annotations.ApiOperationSupport;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import springfox.documentation.annotations.ApiIgnore;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.util.HashMap;
import java.util.Map;
@Slf4j
@Api(tags = "模拟支付")
@RestController
@RequestMapping("/alipay")
public class AliPayController {
    /**
     * APP ID，请在支付宝沙箱应用（https://open.alipay.com/develop/sandbox/app）中查
     * 找正确的值
     */
    private static final String APP_ID = "9021000139652664";
    /**
     * 应用私钥，请在支付宝沙箱应用（https://open.alipay.com/develop/sandbox/app）中查
     * 找正确的值
     */
    private static final String PRIVATE_KEY = "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";
    /**
     * 支付宝公钥，请在支付宝沙箱应用（https://open.alipay.com/develop/sandbox/app）中查找正确的值
     */
    private static final String ALIPAY_PUBLIC_KEY = "MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAg8pAjfB0Epo+0eT32nVd4/QXZhyFEF7TnuAl192hT4pSUwNlrAr9fRX4JUAP4tSHI2amoTd84qit2fiHkoSo05cfjFjK3xamr33YPdwlIDTWDa7PVxraEAjY1sizKJH59+bm3vmTU23XMo24BYG/ksXtryRLxOjIeLRx1thjphd/k2jObs28SVblCDjL0DdPYvwG4F8cTNCl5S6w8rSfOQ8iKw1Bra89FxHrX/klJkBdZp8I9USVmmYMLIWuxcnm4fRGrL3TGAjl+Dr4inFYskXBPnsk9XrhqHp40t4IF443ebGgo3WteOIVCNLsVPktV5RicevPtMt+/lS55uQNdQIDAQAB";
    /**
     * 通知网址，用于处理支付宝完成支付处理后，你的应用中进行下一步处理的请求地址
     */
    private static final String NOTIFY_URL = "/alipay/notify";
    /**
     * 返回网址，用于支付宝完成支付处理后，重定向到某个位置
     */
    private static final String RETURN_URL = "/alipay/finish";
    /**
     * 【固定】支付宝网关
     */
    private static final String ALIPAY_GATEWAY = "https://openapi-sandbox.dl.alipaydev.com/gateway.do";
    /**
     * 【固定】加密算法
     */
    private static final String ENCRYPTION_ALGORITHM = "RSA2";
    /**
     * 【固定】字符编码
     */
    private static final String CHARSET = "UTF-8";
    /**
     * 【固定】数据格式
     */
    private static final String DATA_FORMAT = "json";
    // 此方法用于接收客户端发起的支付请求，并响应支付表单页面到客户端
    // 网页客户端应该通过window.open直接向此处发起请求，则响应的支付表单会直接显示在window.open打开的窗口中

    @Value("${alipay.url}")
    private String url;

    @Autowired
    private OrderService orderService;

    @ApiOperation("支付宝沙箱支付")
    @ApiOperationSupport(order = 100)
    @GetMapping("/pay")
    public String pay(PayParam payParam, @ApiIgnore HttpServletResponse response) throws Exception {
        AlipayClient alipayClient = new DefaultAlipayClient(
                ALIPAY_GATEWAY, APP_ID, PRIVATE_KEY, DATA_FORMAT, CHARSET,
                ALIPAY_PUBLIC_KEY, ENCRYPTION_ALGORITHM);
        AlipayTradePagePayRequest request = new AlipayTradePagePayRequest();
        //异步接收地址，仅支持http/https，公网可访问
        request.setNotifyUrl(url + NOTIFY_URL);
        //同步跳转地址，仅支持http/https
        request.setReturnUrl(url + RETURN_URL);
        /******必传参数******/
        JSONObject bizContent = new JSONObject();
        //商户订单号，商家自定义，保持唯一性
        bizContent.put("out_trade_no", payParam.getOutTradeNo());
        //支付金额，最小值0.01元
        bizContent.put("total_号amount", payParam.getTotalAmount());
        //        //订单标题，不可使用特殊符
        bizContent.put("subject", payParam.getSubject());
        //电脑网站支付场景固定传值FAST_INSTANT_TRADE_PAY
        bizContent.put("product_code", "FAST_INSTANT_TRADE_PAY");

        /******可选参数******/
        //bizContent.put("time_expire", "2022-08-01 22:00:00");
        //// 商品明细信息，按需传入
        //JSONArray goodsDetail = new JSONArray();
        //JSONObject goods1 = new JSONObject();
        //goods1.put("goods_id", "goodsNo1");
        //goods1.put("goods_name", "子商品1");
        //goods1.put("quantity", 1);
        //goods1.put("price", 0.01);
        //goodsDetail.add(goods1);
        //bizContent.put("goods_detail", goodsDetail);
        //// 扩展信息，按需传入
        //JSONObject extendParams = new JSONObject();
        //extendParams.put("sys_service_provider_id", "2088511833207846");
        //bizContent.put("extend_params", extendParams);

        request.setBizContent(bizContent.toString());
        AlipayTradePagePayResponse alipayTradePagePayResponse =
                alipayClient.pageExecute(request);
        if (alipayTradePagePayResponse.isSuccess()) {
            System.out.println("调用成功，将在浏览器中打开支付宝【沙箱】支付页");
            return alipayTradePagePayResponse.getBody();
        } else {
            return "交易失败，调用支付宝远程接口失败，请返回订单页查看订单状态，或重新支付！";
        }

    }
    // 接收支付宝发送的通知（支付结果）
    // 注意：必须是POST请求
    @ApiIgnore
    @PostMapping("/notify")
    public String payNotify(@ApiIgnore HttpServletRequest request) throws
    Throwable {
        Map<String, String> params = new HashMap<>();
        Map<String, String[]> requestParams = request.getParameterMap();
        for (String name : requestParams.keySet()) {
            params.put(name, request.getParameter(name));
        }
        String sign = params.get("sign");
        String content = AlipaySignature.getSignCheckContentV1(params);
        boolean checkSignature = AlipaySignature.rsa256CheckContent(content,
                sign, ALIPAY_PUBLIC_KEY, CHARSET); // 验证签名
        // 支付宝验签
        log.debug("进入notify");
        if (checkSignature) {
            // 验签通过
            System.out.println("交易名称: " + params.get("subject"));
            System.out.println("交易状态: " + params.get("trade_status"));
            System.out.println("支付宝交易凭证号: " + params.get("trade_no"));
            System.out.println("商户订单号: " + params.get("out_trade_no"));
            System.out.println("交易金额: " + params.get("total_amount"));
            System.out.println("买家支付宝ID: " + params.get("buyer_id"));
            System.out.println("买家付款时间: " + params.get("gmt_payment"));
            System.out.println("买家付款金额: " + params.get("buyer_pay_amount"));
        // 你应该在此处补充支付成功后续的代码，例如修改订单状态等
            PayOrderParam payOrderParam = new PayOrderParam();
            payOrderParam.setPaymentMethod(2);
            payOrderParam.setTradeNo(params.get("trade_no"));
            orderService.payOrder(params.get("out_trade_no"), payOrderParam);


        // 完成
            return "dddd支付完成，商家将尽快发货";
        } else {
            return "支付失败，请返回订单页查看订单状态，或重新支付！";
        }
    }


    // 接收处理支付宝的跳转（支付完成后自动重定向到此处）
    @ApiIgnore
    @GetMapping("/finish")
    public String finish() {
//        orderService.payOrder();
        return "支付完成，请返回订单页查看订单状态！";
        // 更新订单状态到已支付
    }

}